CH444474A4 - - Google Patents

Info

Publication number
CH444474A4
CH444474A4 CH444474D CH444474D CH444474A4 CH 444474 A4 CH444474 A4 CH 444474A4 CH 444474 D CH444474 D CH 444474D CH 444474 D CH444474 D CH 444474D CH 444474 A4 CH444474 A4 CH 444474A4
Authority
CH
Switzerland
Application number
CH444474D
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of CH444474A4 publication Critical patent/CH444474A4/xx

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1341Filling or closing of cells
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1396Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1396Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • G02F1/1397Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell the twist being substantially higher than 90°, e.g. STN-, SBE-, OMI-LC cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CH444474D 1973-03-30 1974-03-29 CH444474A4 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48036398A JPS49123641A (sv) 1973-03-30 1973-03-30

Publications (1)

Publication Number Publication Date
CH444474A4 true CH444474A4 (sv) 1976-05-31

Family

ID=12468732

Family Applications (2)

Application Number Title Priority Date Filing Date
CH444474A CH604259B5 (sv) 1973-03-30 1974-03-29
CH444474D CH444474A4 (sv) 1973-03-30 1974-03-29

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH444474A CH604259B5 (sv) 1973-03-30 1974-03-29

Country Status (7)

Country Link
US (1) US3947185A (sv)
JP (1) JPS49123641A (sv)
CH (2) CH604259B5 (sv)
DE (1) DE2415809C2 (sv)
GB (1) GB1434164A (sv)
HK (1) HK52078A (sv)
MY (1) MY7800402A (sv)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039252A (en) * 1972-12-13 1977-08-02 Energy Systems, Ltd. Field-effect liquid crystal-type display device
GB1478592A (en) * 1974-03-01 1977-07-06 Secr Defence Liquid crystal devices
JPS51110352A (en) * 1975-03-24 1976-09-29 Seikosha Kk Ekishohyojisochi oyobi sonoseizohoho
JPS51110353A (ja) * 1975-03-24 1976-09-29 Seikosha Kk Ekishohyojisochi
JPS52137363A (en) * 1976-05-12 1977-11-16 Seiko Epson Corp Liquid crystal display device
SE425048B (sv) * 1978-04-24 1982-08-30 Ake Hornell Flerskiktsglas, serskilt skyddsglas i en svetsskerm
JPS57182722A (en) * 1981-05-07 1982-11-10 Aiwa Co Ltd Liquid crystal display element
DE3138518C1 (de) * 1981-09-28 1983-02-24 Siemens AG, 1000 Berlin und 8000 München Feldeffekt-Flüssigkristallzelle
US4652088A (en) * 1984-02-01 1987-03-24 Hitachi, Ltd. Liquid crystal display device
JP2681267B2 (ja) * 1986-04-21 1997-11-26 キヤノン株式会社 液晶素子の製造方法
ATE83081T1 (de) * 1986-10-24 1992-12-15 Hoffmann La Roche Fluessigkristallanzeigezelle.
DE69427202T2 (de) * 1993-01-29 2001-10-18 Sharp K.K., Osaka Flüssigkristall Anzeigevorrichtung, Verfahren zu ihrer Herstellung, und ein Substrat
EP0635748B1 (en) * 1993-07-23 2001-12-12 Sharp Kabushiki Kaisha Liquid crystal display apparatus and method for producing the same
US5689322A (en) * 1993-07-30 1997-11-18 Sharp Kabushiki Kaisha Liquid crystal display device having regions with different twist angles
TW259845B (sv) * 1993-07-30 1995-10-11 Sharp Kk
JPH10512979A (ja) * 1995-11-13 1998-12-08 フラット パネル ディスプレイ カンパニー (エフペーデー) ベスローテン フェンノートシャップ 画像表示装置
KR0169016B1 (ko) * 1995-12-29 1999-03-20 구자홍 광을 이용한 트위스트네메틱 액정셀 제조방법
US5726723A (en) * 1996-01-31 1998-03-10 Technology Research International Corporation Sub-twisted nematic liquid crystal display

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2135940A5 (sv) * 1971-02-09 1972-12-22 Int Liquid Xtal Co
US3731986A (en) * 1971-04-22 1973-05-08 Int Liquid Xtal Co Display devices utilizing liquid crystal light modulation
US3701368A (en) * 1971-06-23 1972-10-31 Rca Corp Fabrication of liquid crystal devices

Also Published As

Publication number Publication date
DE2415809A1 (de) 1974-10-17
MY7800402A (en) 1978-12-31
US3947185A (en) 1976-03-30
HK52078A (en) 1978-09-22
CH604259B5 (sv) 1978-08-31
JPS49123641A (sv) 1974-11-26
DE2415809C2 (de) 1987-12-23
GB1434164A (en) 1976-05-05

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: BANDAG INCORPORATED

PL Patent ceased